Membranes TRIZ Cases

Pervaporation membranes separate benzene from hydrocarbons to reduce process complexity and energy consumption.

A graphene membrane with a porous supporter creates uniform pores to increase surface porosity and material removal stability.

Blending aromatic polyimide with aromatic sulfonic acid polymers yields polybenzoxazole membranes that improve CO2/CH4 selectivity by 95%.

A dried composite semipermeable membrane production process applies moisturizing and protective treatments to maintain water permeability.

Polyacrylonitrile and polyvinylpyrrolidone hollow fiber membranes remove parvovirus while maintaining high antibody passage and low fouling.

Fluorinated polytriazole membranes separate acidic gases from natural gas streams with high permeability and selectivity.

Uniformly dispersed adsorbents in porous fibers prevent scattering and reduce energy consumption during rapid regeneration cycles.

A composite hollow fiber membrane uses a polymer resinous thin film on a tubular braid to maintain mechanical strength.

A composite hemodialysis membrane with MWRO 8.5-14 kD removes middle-molecular-weight toxins via diffusion and convection.

A carbon molecular sieve membrane separates gases using controlled ultramicropores and micropores.

An injector pump creates increased flow velocity through a reverse osmosis membrane to enhance filtration efficiency.

Three-dimensional TPMS feed spacers eliminate dead zones at structural nodes to reduce fouling and concentration polarization in membrane systems.

A liquid separation membrane uses a porous base material to support a dispersible layered inorganic compound layer, increasing permeation flow rates.

A parallel dielectric breakdown method forms multiple nanoscale apertures simultaneously in a solid state membrane using ionic solution baths.

Dopamine-based coatings suppress fouling on separation membranes while maintaining permeation flux through stable adhesion mechanisms.

Macrocycle-incorporated thin-film composite membranes create uniform microporosity to enhance solvent permeance and molecular selectivity.

Microporous polyamide-imide membranes use controlled bubble point and IPA flow-time to remove particles and ions from liquids.

Hydrogel-filled pores swell upon damage to seal leaks, eliminating manual repair processes and preventing contamination in water treatment modules.

A backwash module recycles permeate water using raw water pump pressure to clean filtration membranes.

An integrated dialyzer consolidates pumping, deaeration, and sensing to reduce setup time and minimize patient exposure to foreign surfaces.

Segmented two-layer structure prevents clogging while maintaining compressive strength for stable water purification.

Porous PVC membranes with specific alkyl chain lengths achieve high perchlorate selectivity against competing nitrate and sulfate anions.

Collecting fibers before they enter the unstable stage overcomes limited packing density in conventional electrospinning.

Nanofiltration membranes filter renewable feedstocks to remove solids and metals, extending filter lifespan by reducing clogging.

Hydrophilic polymer-wrapped carbon nanotubes reinforce the selective layer, maintaining mechanical integrity under vacuum while enabling high CO2 flux.

A hydrophobic filtration cell eliminates capillary suction forces that rupture red blood cells, thereby preventing hemolysis during plasma separation.

Downstream sensors measure fluid properties while a controller adjusts process parameters to reduce waste in membrane filtration plants.

Multi-stage membrane apparatus recycles permeate to boost CO2 purity while maintaining boiler efficiency.

Impregnating poly(ionic liquid)s into a porous polymer matrix resolves the trade-off between high CO2 absorption capacity and mechanical strength.

Enzyme catalysis decomposes urea while a separation membrane removes the enzyme to prevent analytical errors in trace quantification.

A porous membrane surface coated with photo-thermal composition converts incident light energy directly into thermal energy to drive fluid evaporation.

Longitudinal wall thickening increases pressure resistance without reducing filtration area, preventing module failure under high pressure.

Replacing super stainless steel, this composite pipe eliminates welding complexity while maintaining high corrosion resistance and structural integrity.

Thermal cyclization converts aromatic polyamide to polybenzoxazole, overcoming the permeability-selectivity trade-off in gas separation.

A three-stage membrane process recycles permeate and retentate streams to boost separation capacity.

Thermal spraying of molten particles onto a liquid-filled porous substrate creates uniform micropores through rapid vaporization.

Segmented multilayered membranes with varying particle sizes reduce residence time while maintaining dynamic binding capacity during repeated use.

System recycles permeate to backwash membranes, cutting salt use and scaling.

A composite filter membrane integrates an intermediate layer with series of ducts to enhance liquid flowability.

A water treatment system uses a compressor to pressurize inert gas into the supply passage.

Projections on a porous support sheet distribute pressure evenly, allowing semipermeable membranes to withstand high pressures without collapsing.

Azeolitemembrane with an AFX structure separates water from mixtures using a pressure difference between supply and permeation spaces.

A porous membrane integrates high adsorbent content with cellulose fibres to capture volatile organic compounds.

Biguanide additives enhance boron rejection in thin film composite membranes, maintaining flux stability during aggressive pH cleaning cycles.

Solvent evaporation locks nanotubes into transverse alignment within polymer membranes, boosting filtrate throughput while maintaining manufacturing simplicity.

Segments multi-step purification into coordinated modules to resolve productivity versus complexity trade-offs in continuous bioprocessing.

Washing the porous hollow fiber membrane with sodium hypochlorite or peroxide maintains pore communication and prevents clogging during filtration.

A dialyzer housing integrates a hydrophobic ventilation membrane to enable direct air escape, reducing venous drip chamber level corrections.

Spray-coated block copolymer films form thin separation layers via phase inversion, achieving narrow pore size distribution and high flow rates.

Plasma preconditioning activates porous PTFE membranes to boost metal scavenging efficiency while maintaining low flow resistance.